Melampsora populnea (Pers.) P. Karst.

KW [Darwin] 4437. 采集地点: 乌克兰; Zhytomyr Oblast; Malyn District; Pyniazevychi village, near (N50°43' E29°23'). 采集日期: 1941年6月14日. 相关生物: Pinus sylvestris (叶片). 采集者: Voloshchaniuk, A.. 鉴定人: Tikhonenko, Yu.Ya..